CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 771,757	$ 1,216,893
Restricted cash	800,000	150,000
Accounts receivable, net	9,203,334	4,070,576
Inventories	16,504,840	7,440,350
Deposits on inventory purchases	0	1,830
Prepaid expenses and other current assets	399,119	267,908
Total current assets	27,679,050	13,147,557
Equipment, net	455,066	303,099
Operating lease right-of-use assets, net	86,948	102,716
Goodwill	58,872	0
Intangible assets, net	388,629	0
Other assets	942,404	349,335
Total assets	29,610,969	13,902,707
Current liabilities
Accounts payable	11,744,834	5,024,529
Current maturities of long-term debt	2,507,471	0
Current maturities of operating lease liabilities	65,651	102,716
Accrued other expenses	7,465,063	2,666,471
Total current liabilities	21,783,019	7,793,716
Long term debt, less current maturities	15,245	0
Operating lease liabilities, less current maturities	22,235	0
Total liabilities	21,820,499	7,793,716
Commitments and contingencies (Note 6)
Stockholders' equity
Common stock: Authorized: 40,000,000 shares at $0.01 par value; Issued and outstanding: 35,074,922 shares and 20,929,928 shares at December 31, 2020 and 2019, respectively	350,749	209,299
Additional paid-in capital	64,526,664	46,496,330
Accumulated deficit	(57,086,943)	(40,596,638)
Total stockholders' equity	7,790,470	6,108,991
Total liabilities and stockholders' equity	$ 29,610,969	$ 13,902,707